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Hydrofluoric Acid

Hydrofluoric Acid (17643)

40%, VLSI Puranal 250 SG

Overview
Specifications

General Information

  • CAS Number
    • 7664-39-3
  • Grade
    • VLSI
  • Synonyms
    • HF
    • HF Acid

Physical Properties

  • Boiling Point/Range
    • 110 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 1.140 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • -40 °C
  • Odor
    • Stinging
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Vapor Pressure
    • 75 hPa (50 °C) hectopascal

Safety Information

  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Thermal Decomposition
    • Fire or intense heat may cause violent rupture of packages.

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 28111100
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 1790

General Information

  • CAS Number
    • 7664-39-3
  • Grade
    • VLSI
  • Synonyms
    • HF
    • HF Acid

Physical Properties

  • Boiling Point/Range
    • 110 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 1.140 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • -40 °C
  • Odor
    • Stinging
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Vapor Pressure
    • 75 hPa (50 °C) hectopascal

Safety Information

  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Thermal Decomposition
    • Fire or intense heat may cause violent rupture of packages.

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 28111100
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 1790
  • CAS Number : 7664-39-3
  • Synonyms : HF|HF Acid
  • Grade : VLSI
  • Physical Form : Liquid
  • Melting Point/Range : -40 °C
  • Flashpoint : Not applicable
  • pH : Acidic
  • Vapor Pressure : 75 hPa (50 °C) hectopascal
  • Odor : Stinging
  • Color : Colorless
  • Density : 1.140 g/cm3 (20 °C)
  • Boiling Point/Range : 110 °C (1,013 hPa)
  • Solubility in Water : Completely miscible
  • Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
  • Corrosivity : Corrosive to metals
  • Ignition Temperature : Not applicable
  • Packing Group : II
  • UN Number : 1790
  • Harmonized System Code : 28111100
  • Chemical Class : 8
  • Sub Class 1 : 6.1